Finding the Fourth Proportional to 21,063,856.10, 31,595,784.15 and 14,681,315.30

Step by Step Solution

1. Step 1: Write the proportion equation
   21,063,856.10 : 31,595,784.15 = 14,681,315.30 : x
2. Step 2: Convert to fraction form
   21,063,856.10/31,595,784.15 = 14,681,315.30/x
3. Step 3: Cross multiply
   21,063,856.10x = 31,595,784.15 × 14,681,315.30
4. Step 4: Simplify right side
   21,063,856.10x = 463,867,669,256,892.50
5. Step 5: Solve for x
   x = 463,867,669,256,892.50/21,063,856.10
6. Step 6: Final answer
   x = 22,021,972.95