Finding the Fourth Proportional to 22,833,898.18, 31,480,296.50 and 18,139,868.47

Step by Step Solution

1. Step 1: Write the proportion equation
   22,833,898.18 : 31,480,296.50 = 18,139,868.47 : x
2. Step 2: Convert to fraction form
   22,833,898.18/31,480,296.50 = 18,139,868.47/x
3. Step 3: Cross multiply
   22,833,898.18x = 31,480,296.50 × 18,139,868.47
4. Step 4: Simplify right side
   22,833,898.18x = 571,048,437,906,601.38
5. Step 5: Solve for x
   x = 571,048,437,906,601.38/22,833,898.18
6. Step 6: Final answer
   x = 25,008,801.98