Finding the Fourth Proportional to 16,773,978.35, 25,124,086.51 and 13,862,345.97

Step by Step Solution

1. Step 1: Write the proportion equation
   16,773,978.35 : 25,124,086.51 = 13,862,345.97 : x
2. Step 2: Convert to fraction form
   16,773,978.35/25,124,086.51 = 13,862,345.97/x
3. Step 3: Cross multiply
   16,773,978.35x = 25,124,086.51 × 13,862,345.97
4. Step 4: Simplify right side
   16,773,978.35x = 348,278,779,441,389.38
5. Step 5: Solve for x
   x = 348,278,779,441,389.38/16,773,978.35
6. Step 6: Final answer
   x = 20,763,039.76