Finding the Third Proportional to 74,759,351 and 109,300,782.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,759,351 : 109,300,782.50 = 109,300,782.50 : x
2. Step 2: Convert to fraction form
   74,759,351/109,300,782.50 = 109,300,782.50/x
3. Step 3: Cross multiply
   74,759,351x = 109,300,782.50 × 109,300,782.50
4. Step 4: Simplify right side
   74,759,351x = 11,946,661,055,112,306
5. Step 5: Solve for x
   x = 11,946,661,055,112,306/74,759,351
6. Step 6: Final answer
   x = 159,801,561.88