Finding the Third Proportional to 52,672.78 and 74,530.13

Step by Step Solution

1. Step 1: Write the proportion equation
   52,672.78 : 74,530.13 = 74,530.13 : x
2. Step 2: Convert to fraction form
   52,672.78/74,530.13 = 74,530.13/x
3. Step 3: Cross multiply
   52,672.78x = 74,530.13 × 74,530.13
4. Step 4: Simplify right side
   52,672.78x = 5,554,739,532.52
5. Step 5: Solve for x
   x = 5,554,739,532.52/52,672.78
6. Step 6: Final answer
   x = 105,457.49