Finding the Third Proportional to 52,665.40 and 74,519.93

Step by Step Solution

1. Step 1: Write the proportion equation
   52,665.40 : 74,519.93 = 74,519.93 : x
2. Step 2: Convert to fraction form
   52,665.40/74,519.93 = 74,519.93/x
3. Step 3: Cross multiply
   52,665.40x = 74,519.93 × 74,519.93
4. Step 4: Simplify right side
   52,665.40x = 5,553,219,920.63
5. Step 5: Solve for x
   x = 5,553,219,920.63/52,665.40
6. Step 6: Final answer
   x = 105,443.42