Finding the Fourth Proportional to 1,437,856,453.52, 2,156,846,222.56 and 564,646,763.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,437,856,453.52 : 2,156,846,222.56 = 564,646,763.42 : x
2. Step 2: Convert to fraction form
   1,437,856,453.52/2,156,846,222.56 = 564,646,763.42/x
3. Step 3: Cross multiply
   1,437,856,453.52x = 2,156,846,222.56 × 564,646,763.42
4. Step 4: Simplify right side
   1,437,856,453.52x = 1,217,856,238,763,156,736
5. Step 5: Solve for x
   x = 1,217,856,238,763,156,736/1,437,856,453.52
6. Step 6: Final answer
   x = 846,994,312.81