Finding the Fourth Proportional to 1,339,885,005.80, 1,847,758,076.71 and 887,046,141.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,339,885,005.80 : 1,847,758,076.71 = 887,046,141.74 : x
2. Step 2: Convert to fraction form
   1,339,885,005.80/1,847,758,076.71 = 887,046,141.74/x
3. Step 3: Cross multiply
   1,339,885,005.80x = 1,847,758,076.71 × 887,046,141.74
4. Step 4: Simplify right side
   1,339,885,005.80x = 1,639,046,672,803,072,000
5. Step 5: Solve for x
   x = 1,639,046,672,803,072,000/1,339,885,005.80
6. Step 6: Final answer
   x = 1,223,274,136.00