Finding the Fourth Proportional to 118,930,604.52, 164,194,590.06 and 74,915,334.12

Step by Step Solution

1. Step 1: Write the proportion equation
   118,930,604.52 : 164,194,590.06 = 74,915,334.12 : x
2. Step 2: Convert to fraction form
   118,930,604.52/164,194,590.06 = 74,915,334.12/x
3. Step 3: Cross multiply
   118,930,604.52x = 164,194,590.06 × 74,915,334.12
4. Step 4: Simplify right side
   118,930,604.52x = 12,300,692,575,041,332
5. Step 5: Solve for x
   x = 12,300,692,575,041,332/118,930,604.52
6. Step 6: Final answer
   x = 103,427,478.78