Finding the Fourth Proportional to 13,095.61, 18,071.51 and 7,430.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,095.61 : 18,071.51 = 7,430.06 : x
2. Step 2: Convert to fraction form
   13,095.61/18,071.51 = 7,430.06/x
3. Step 3: Cross multiply
   13,095.61x = 18,071.51 × 7,430.06
4. Step 4: Simplify right side
   13,095.61x = 134,272,411.62
5. Step 5: Solve for x
   x = 134,272,411.62/13,095.61
6. Step 6: Final answer
   x = 10,253.24