Finding the Third Proportional to 107,508,828 and 166,015,963.50

Step by Step Solution

1. Step 1: Write the proportion equation
   107,508,828 : 166,015,963.50 = 166,015,963.50 : x
2. Step 2: Convert to fraction form
   107,508,828/166,015,963.50 = 166,015,963.50/x
3. Step 3: Cross multiply
   107,508,828x = 166,015,963.50 × 166,015,963.50
4. Step 4: Simplify right side
   107,508,828x = 27,561,300,136,833,332
5. Step 5: Solve for x
   x = 27,561,300,136,833,332/107,508,828
6. Step 6: Final answer
   x = 256,363,134.54