Finding the Third Proportional to 148,813 and 224,562.50

Step by Step Solution

1. Step 1: Write the proportion equation
   148,813 : 224,562.50 = 224,562.50 : x
2. Step 2: Convert to fraction form
   148,813/224,562.50 = 224,562.50/x
3. Step 3: Cross multiply
   148,813x = 224,562.50 × 224,562.50
4. Step 4: Simplify right side
   148,813x = 50,428,316,406.25
5. Step 5: Solve for x
   x = 50,428,316,406.25/148,813
6. Step 6: Final answer
   x = 338,870.37