Finding the Third Proportional to 189,064 and 292,891.25

Step by Step Solution

1. Step 1: Write the proportion equation
   189,064 : 292,891.25 = 292,891.25 : x
2. Step 2: Convert to fraction form
   189,064/292,891.25 = 292,891.25/x
3. Step 3: Cross multiply
   189,064x = 292,891.25 × 292,891.25
4. Step 4: Simplify right side
   189,064x = 85,785,284,326.56
5. Step 5: Solve for x
   x = 85,785,284,326.56/189,064
6. Step 6: Final answer
   x = 453,736.75