Finding the Fourth Proportional to 20,693,432.01, 31,039,116.17 and 7,738,630.25

Step by Step Solution

1. Step 1: Write the proportion equation
   20,693,432.01 : 31,039,116.17 = 7,738,630.25 : x
2. Step 2: Convert to fraction form
   20,693,432.01/31,039,116.17 = 7,738,630.25/x
3. Step 3: Cross multiply
   20,693,432.01x = 31,039,116.17 × 7,738,630.25
4. Step 4: Simplify right side
   20,693,432.01x = 240,200,243,336,152.31
5. Step 5: Solve for x
   x = 240,200,243,336,152.31/20,693,432.01
6. Step 6: Final answer
   x = 11,607,559.50