Finding the Fourth Proportional to 39,406,215,300.08, 59,116,927,870.74 and 12,869,597,800.16

Step by Step Solution

1. Step 1: Write the proportion equation
   39,406,215,300.08 : 59,116,927,870.74 = 12,869,597,800.16 : x
2. Step 2: Convert to fraction form
   39,406,215,300.08/59,116,927,870.74 = 12,869,597,800.16/x
3. Step 3: Cross multiply
   39,406,215,300.08x = 59,116,927,870.74 × 12,869,597,800.16
4. Step 4: Simplify right side
   39,406,215,300.08x = 760,811,084,877,492,912,128
5. Step 5: Solve for x
   x = 760,811,084,877,492,912,128/39,406,215,300.08
6. Step 6: Final answer
   x = 19,306,880,376.20