Finding the Fourth Proportional to 124,521,469.30, 186,278,319.15 and 109,404,925.30

Step by Step Solution

1. Step 1: Write the proportion equation
   124,521,469.30 : 186,278,319.15 = 109,404,925.30 : x
2. Step 2: Convert to fraction form
   124,521,469.30/186,278,319.15 = 109,404,925.30/x
3. Step 3: Cross multiply
   124,521,469.30x = 186,278,319.15 × 109,404,925.30
4. Step 4: Simplify right side
   124,521,469.30x = 20,379,765,591,615,308
5. Step 5: Solve for x
   x = 20,379,765,591,615,308/124,521,469.30
6. Step 6: Final answer
   x = 163,664,673.30