Finding the Third Proportional to 34,785.56 and 74,490.19

Step by Step Solution

1. Step 1: Write the proportion equation
   34,785.56 : 74,490.19 = 74,490.19 : x
2. Step 2: Convert to fraction form
   34,785.56/74,490.19 = 74,490.19/x
3. Step 3: Cross multiply
   34,785.56x = 74,490.19 × 74,490.19
4. Step 4: Simplify right side
   34,785.56x = 5,548,788,033.79
5. Step 5: Solve for x
   x = 5,548,788,033.79/34,785.56
6. Step 6: Final answer
   x = 159,514.11