Finding the Third Proportional to 69,623.30 and 104,588.72

Step by Step Solution

1. Step 1: Write the proportion equation
   69,623.30 : 104,588.72 = 104,588.72 : x
2. Step 2: Convert to fraction form
   69,623.30/104,588.72 = 104,588.72/x
3. Step 3: Cross multiply
   69,623.30x = 104,588.72 × 104,588.72
4. Step 4: Simplify right side
   69,623.30x = 10,938,800,089.77
5. Step 5: Solve for x
   x = 10,938,800,089.77/69,623.30
6. Step 6: Final answer
   x = 157,114.08