Finding the Fourth Proportional to 21,713,050.55, 32,569,587.98 and 13,631,702.02

Step by Step Solution

1. Step 1: Write the proportion equation
   21,713,050.55 : 32,569,587.98 = 13,631,702.02 : x
2. Step 2: Convert to fraction form
   21,713,050.55/32,569,587.98 = 13,631,702.02/x
3. Step 3: Cross multiply
   21,713,050.55x = 32,569,587.98 × 13,631,702.02
4. Step 4: Simplify right side
   21,713,050.55x = 443,978,918,159,070.12
5. Step 5: Solve for x
   x = 443,978,918,159,070.12/21,713,050.55
6. Step 6: Final answer
   x = 20,447,560.65