Finding the Third Proportional to 51,816,978.75 and 110,808,411.25

Step by Step Solution

1. Step 1: Write the proportion equation
   51,816,978.75 : 110,808,411.25 = 110,808,411.25 : x
2. Step 2: Convert to fraction form
   51,816,978.75/110,808,411.25 = 110,808,411.25/x
3. Step 3: Cross multiply
   51,816,978.75x = 110,808,411.25 × 110,808,411.25
4. Step 4: Simplify right side
   51,816,978.75x = 12,278,504,003,749,126
5. Step 5: Solve for x
   x = 12,278,504,003,749,126/51,816,978.75
6. Step 6: Final answer
   x = 236,959,087.54