Finding the Third Proportional to 351,224.81 and 761,499.56

Step by Step Solution

1. Step 1: Write the proportion equation
   351,224.81 : 761,499.56 = 761,499.56 : x
2. Step 2: Convert to fraction form
   351,224.81/761,499.56 = 761,499.56/x
3. Step 3: Cross multiply
   351,224.81x = 761,499.56 × 761,499.56
4. Step 4: Simplify right side
   351,224.81x = 579,881,583,687.69
5. Step 5: Solve for x
   x = 579,881,583,687.69/351,224.81
6. Step 6: Final answer
   x = 1,651,026.82