Finding the Fourth Proportional to 885,078,896.10, 1,236,691,807.50 and 885,078,896.10

Step by Step Solution

1. Step 1: Write the proportion equation
   885,078,896.10 : 1,236,691,807.50 = 885,078,896.10 : x
2. Step 2: Convert to fraction form
   885,078,896.10/1,236,691,807.50 = 885,078,896.10/x
3. Step 3: Cross multiply
   885,078,896.10x = 1,236,691,807.50 × 885,078,896.10
4. Step 4: Simplify right side
   885,078,896.10x = 1,094,569,819,798,013,696
5. Step 5: Solve for x
   x = 1,094,569,819,798,013,696/885,078,896.10
6. Step 6: Final answer
   x = 1,236,691,807.50