Finding the Fourth Proportional to 83,084,443.20, 124,649,701.20 and 34,585,142.40

Step by Step Solution

1. Step 1: Write the proportion equation
   83,084,443.20 : 124,649,701.20 = 34,585,142.40 : x
2. Step 2: Convert to fraction form
   83,084,443.20/124,649,701.20 = 34,585,142.40/x
3. Step 3: Cross multiply
   83,084,443.20x = 124,649,701.20 × 34,585,142.40
4. Step 4: Simplify right side
   83,084,443.20x = 4,311,027,666,119,451
5. Step 5: Solve for x
   x = 4,311,027,666,119,451/83,084,443.20
6. Step 6: Final answer
   x = 51,887,302.85