Finding the Fourth Proportional to 91,081,568.09, 136,622,752.34 and 28,833,188.31

Step by Step Solution

1. Step 1: Write the proportion equation
   91,081,568.09 : 136,622,752.34 = 28,833,188.31 : x
2. Step 2: Convert to fraction form
   91,081,568.09/136,622,752.34 = 28,833,188.31/x
3. Step 3: Cross multiply
   91,081,568.09x = 136,622,752.34 × 28,833,188.31
4. Step 4: Simplify right side
   91,081,568.09x = 3,939,269,545,505,547.50
5. Step 5: Solve for x
   x = 3,939,269,545,505,547.50/91,081,568.09
6. Step 6: Final answer
   x = 43,249,909.15