Finding the Third Proportional to 986,443,153.59 and 2,146,540,037.91

Step by Step Solution

1. Step 1: Write the proportion equation
   986,443,153.59 : 2,146,540,037.91 = 2,146,540,037.91 : x
2. Step 2: Convert to fraction form
   986,443,153.59/2,146,540,037.91 = 2,146,540,037.91/x
3. Step 3: Cross multiply
   986,443,153.59x = 2,146,540,037.91 × 2,146,540,037.91
4. Step 4: Simplify right side
   986,443,153.59x = 4,607,634,134,334,350,336
5. Step 5: Solve for x
   x = 4,607,634,134,334,350,336/986,443,153.59
6. Step 6: Final answer
   x = 4,670,957,588.94