Finding the Third Proportional to 29,321 and 69,147.50

Step by Step Solution

1. Step 1: Write the proportion equation
   29,321 : 69,147.50 = 69,147.50 : x
2. Step 2: Convert to fraction form
   29,321/69,147.50 = 69,147.50/x
3. Step 3: Cross multiply
   29,321x = 69,147.50 × 69,147.50
4. Step 4: Simplify right side
   29,321x = 4,781,376,756.25
5. Step 5: Solve for x
   x = 4,781,376,756.25/29,321
6. Step 6: Final answer
   x = 163,070.04