Finding the Third Proportional to 133,859.50 and 291,047

Step by Step Solution

1. Step 1: Write the proportion equation
   133,859.50 : 291,047 = 291,047 : x
2. Step 2: Convert to fraction form
   133,859.50/291,047 = 291,047/x
3. Step 3: Cross multiply
   133,859.50x = 291,047 × 291,047
4. Step 4: Simplify right side
   133,859.50x = 84,708,356,209
5. Step 5: Solve for x
   x = 84,708,356,209/133,859.50
6. Step 6: Final answer
   x = 632,815.42