Finding the Third Proportional to 202,360.50 and 437,139

Step by Step Solution

1. Step 1: Write the proportion equation
   202,360.50 : 437,139 = 437,139 : x
2. Step 2: Convert to fraction form
   202,360.50/437,139 = 437,139/x
3. Step 3: Cross multiply
   202,360.50x = 437,139 × 437,139
4. Step 4: Simplify right side
   202,360.50x = 191,090,505,321
5. Step 5: Solve for x
   x = 191,090,505,321/202,360.50
6. Step 6: Final answer
   x = 944,307.34