Finding the Fourth Proportional to 22,429,236.18, 30,952,373.54 and 12,115,959.37

Step by Step Solution

1. Step 1: Write the proportion equation
   22,429,236.18 : 30,952,373.54 = 12,115,959.37 : x
2. Step 2: Convert to fraction form
   22,429,236.18/30,952,373.54 = 12,115,959.37/x
3. Step 3: Cross multiply
   22,429,236.18x = 30,952,373.54 × 12,115,959.37
4. Step 4: Simplify right side
   22,429,236.18x = 375,017,700,155,123.25
5. Step 5: Solve for x
   x = 375,017,700,155,123.25/22,429,236.18
6. Step 6: Final answer
   x = 16,720,038.85