Finding the Third Proportional to 137,189,448 and 294,271,843.50

Step by Step Solution

1. Step 1: Write the proportion equation
   137,189,448 : 294,271,843.50 = 294,271,843.50 : x
2. Step 2: Convert to fraction form
   137,189,448/294,271,843.50 = 294,271,843.50/x
3. Step 3: Cross multiply
   137,189,448x = 294,271,843.50 × 294,271,843.50
4. Step 4: Simplify right side
   137,189,448x = 86,595,917,876,888,496
5. Step 5: Solve for x
   x = 86,595,917,876,888,496/137,189,448
6. Step 6: Final answer
   x = 631,214,128.63