Finding the Fourth Proportional to 69,414,372.72, 104,130,268.20 and 20,884,667.76

Step by Step Solution

1. Step 1: Write the proportion equation
   69,414,372.72 : 104,130,268.20 = 20,884,667.76 : x
2. Step 2: Convert to fraction form
   69,414,372.72/104,130,268.20 = 20,884,667.76/x
3. Step 3: Cross multiply
   69,414,372.72x = 104,130,268.20 × 20,884,667.76
4. Step 4: Simplify right side
   69,414,372.72x = 2,174,726,055,116,693.50
5. Step 5: Solve for x
   x = 2,174,726,055,116,693.50/69,414,372.72
6. Step 6: Final answer
   x = 31,329,621.95