Finding the Fourth Proportional to 55,770,979.96, 83,620,665.78 and 21,655,974.52

Step by Step Solution

1. Step 1: Write the proportion equation
   55,770,979.96 : 83,620,665.78 = 21,655,974.52 : x
2. Step 2: Convert to fraction form
   55,770,979.96/83,620,665.78 = 21,655,974.52/x
3. Step 3: Cross multiply
   55,770,979.96x = 83,620,665.78 × 21,655,974.52
4. Step 4: Simplify right side
   55,770,979.96x = 1,810,887,007,477,116
5. Step 5: Solve for x
   x = 1,810,887,007,477,116/55,770,979.96
6. Step 6: Final answer
   x = 32,470,058.96