Finding the Fourth Proportional to 10,059.61, 15,099.93 and 7,430.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,059.61 : 15,099.93 = 7,430.08 : x
2. Step 2: Convert to fraction form
   10,059.61/15,099.93 = 7,430.08/x
3. Step 3: Cross multiply
   10,059.61x = 15,099.93 × 7,430.08
4. Step 4: Simplify right side
   10,059.61x = 112,193,687.89
5. Step 5: Solve for x
   x = 112,193,687.89/10,059.61
6. Step 6: Final answer
   x = 11,152.89