Finding the Fourth Proportional to 87,111,081.94, 130,686,308.37 and 28,818,623.20

Step by Step Solution

1. Step 1: Write the proportion equation
   87,111,081.94 : 130,686,308.37 = 28,818,623.20 : x
2. Step 2: Convert to fraction form
   87,111,081.94/130,686,308.37 = 28,818,623.20/x
3. Step 3: Cross multiply
   87,111,081.94x = 130,686,308.37 × 28,818,623.20
4. Step 4: Simplify right side
   87,111,081.94x = 3,766,199,478,314,036
5. Step 5: Solve for x
   x = 3,766,199,478,314,036/87,111,081.94
6. Step 6: Final answer
   x = 43,234,447.26