Finding the Third Proportional to 355,113 and 531,373.50

Step by Step Solution

1. Step 1: Write the proportion equation
   355,113 : 531,373.50 = 531,373.50 : x
2. Step 2: Convert to fraction form
   355,113/531,373.50 = 531,373.50/x
3. Step 3: Cross multiply
   355,113x = 531,373.50 × 531,373.50
4. Step 4: Simplify right side
   355,113x = 282,357,796,502.25
5. Step 5: Solve for x
   x = 282,357,796,502.25/355,113
6. Step 6: Final answer
   x = 795,120.98