Finding the Third Proportional to 189,070.50 and 292,902

Step by Step Solution

1. Step 1: Write the proportion equation
   189,070.50 : 292,902 = 292,902 : x
2. Step 2: Convert to fraction form
   189,070.50/292,902 = 292,902/x
3. Step 3: Cross multiply
   189,070.50x = 292,902 × 292,902
4. Step 4: Simplify right side
   189,070.50x = 85,791,581,604
5. Step 5: Solve for x
   x = 85,791,581,604/189,070.50
6. Step 6: Final answer
   x = 453,754.45