Finding the Fourth Proportional to 9,079,385.69, 12,529,099.43 and 5,158,623.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,079,385.69 : 12,529,099.43 = 5,158,623.93 : x
2. Step 2: Convert to fraction form
   9,079,385.69/12,529,099.43 = 5,158,623.93/x
3. Step 3: Cross multiply
   9,079,385.69x = 12,529,099.43 × 5,158,623.93
4. Step 4: Simplify right side
   9,079,385.69x = 64,632,912,115,154.24
5. Step 5: Solve for x
   x = 64,632,912,115,154.24/9,079,385.69
6. Step 6: Final answer
   x = 7,118,643.75