Finding the Fourth Proportional to 9,591,275.48, 13,235,805.72 and 5,240,268.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,591,275.48 : 13,235,805.72 = 5,240,268.32 : x
2. Step 2: Convert to fraction form
   9,591,275.48/13,235,805.72 = 5,240,268.32/x
3. Step 3: Cross multiply
   9,591,275.48x = 13,235,805.72 × 5,240,268.32
4. Step 4: Simplify right side
   9,591,275.48x = 69,359,173,404,190.80
5. Step 5: Solve for x
   x = 69,359,173,404,190.80/9,591,275.48
6. Step 6: Final answer
   x = 7,231,485.90