Finding the Fourth Proportional to 12,707,685.52, 17,539,156.56 and 7,550,054.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,707,685.52 : 17,539,156.56 = 7,550,054.08 : x
2. Step 2: Convert to fraction form
   12,707,685.52/17,539,156.56 = 7,550,054.08/x
3. Step 3: Cross multiply
   12,707,685.52x = 17,539,156.56 × 7,550,054.08
4. Step 4: Simplify right side
   12,707,685.52x = 132,421,580,545,586.75
5. Step 5: Solve for x
   x = 132,421,580,545,586.75/12,707,685.52
6. Step 6: Final answer
   x = 10,420,589.99