Finding the Third Proportional to 148,077 and 216,562.50

Step by Step Solution

1. Step 1: Write the proportion equation
   148,077 : 216,562.50 = 216,562.50 : x
2. Step 2: Convert to fraction form
   148,077/216,562.50 = 216,562.50/x
3. Step 3: Cross multiply
   148,077x = 216,562.50 × 216,562.50
4. Step 4: Simplify right side
   148,077x = 46,899,316,406.25
5. Step 5: Solve for x
   x = 46,899,316,406.25/148,077
6. Step 6: Final answer
   x = 316,722.49