Finding the Third Proportional to 42,148.69 and 89,002.13

Step by Step Solution

1. Step 1: Write the proportion equation
   42,148.69 : 89,002.13 = 89,002.13 : x
2. Step 2: Convert to fraction form
   42,148.69/89,002.13 = 89,002.13/x
3. Step 3: Cross multiply
   42,148.69x = 89,002.13 × 89,002.13
4. Step 4: Simplify right side
   42,148.69x = 7,921,378,254.52
5. Step 5: Solve for x
   x = 7,921,378,254.52/42,148.69
6. Step 6: Final answer
   x = 187,938.91