Finding the Fourth Proportional to 77,684,200.16, 107,196,563.80 and 42,874,648.62

Step by Step Solution

1. Step 1: Write the proportion equation
   77,684,200.16 : 107,196,563.80 = 42,874,648.62 : x
2. Step 2: Convert to fraction form
   77,684,200.16/107,196,563.80 = 42,874,648.62/x
3. Step 3: Cross multiply
   77,684,200.16x = 107,196,563.80 × 42,874,648.62
4. Step 4: Simplify right side
   77,684,200.16x = 4,596,015,006,196,412
5. Step 5: Solve for x
   x = 4,596,015,006,196,412/77,684,200.16
6. Step 6: Final answer
   x = 59,162,802.69