Finding the Third Proportional to 76,875,320 and 123,794,585

Step by Step Solution

1. Step 1: Write the proportion equation
   76,875,320 : 123,794,585 = 123,794,585 : x
2. Step 2: Convert to fraction form
   76,875,320/123,794,585 = 123,794,585/x
3. Step 3: Cross multiply
   76,875,320x = 123,794,585 × 123,794,585
4. Step 4: Simplify right side
   76,875,320x = 15,325,099,275,322,224
5. Step 5: Solve for x
   x = 15,325,099,275,322,224/76,875,320
6. Step 6: Final answer
   x = 199,350,055.07