Finding the Fourth Proportional to 93,644,062.30, 140,186,232.78 and 56,643,978.52

Step by Step Solution

1. Step 1: Write the proportion equation
   93,644,062.30 : 140,186,232.78 = 56,643,978.52 : x
2. Step 2: Convert to fraction form
   93,644,062.30/140,186,232.78 = 56,643,978.52/x
3. Step 3: Cross multiply
   93,644,062.30x = 140,186,232.78 × 56,643,978.52
4. Step 4: Simplify right side
   93,644,062.30x = 7,940,705,958,671,763
5. Step 5: Solve for x
   x = 7,940,705,958,671,763/93,644,062.30
6. Step 6: Final answer
   x = 84,796,683.99