Finding the Third Proportional to 117,931.50 and 249,174

Step by Step Solution

1. Step 1: Write the proportion equation
   117,931.50 : 249,174 = 249,174 : x
2. Step 2: Convert to fraction form
   117,931.50/249,174 = 249,174/x
3. Step 3: Cross multiply
   117,931.50x = 249,174 × 249,174
4. Step 4: Simplify right side
   117,931.50x = 62,087,682,276
5. Step 5: Solve for x
   x = 62,087,682,276/117,931.50
6. Step 6: Final answer
   x = 526,472.42