Finding the Fourth Proportional to 25,291,023.48, 34,897,897.72 and 14,126,140.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,291,023.48 : 34,897,897.72 = 14,126,140.72 : x
2. Step 2: Convert to fraction form
   25,291,023.48/34,897,897.72 = 14,126,140.72/x
3. Step 3: Cross multiply
   25,291,023.48x = 34,897,897.72 × 14,126,140.72
4. Step 4: Simplify right side
   25,291,023.48x = 492,972,614,086,167.12
5. Step 5: Solve for x
   x = 492,972,614,086,167.12/25,291,023.48
6. Step 6: Final answer
   x = 19,491,999.38