Finding the Fourth Proportional to 42,471,648, 63,707,705.28 and 10,558,944

Step by Step Solution

1. Step 1: Write the proportion equation
   42,471,648 : 63,707,705.28 = 10,558,944 : x
2. Step 2: Convert to fraction form
   42,471,648/63,707,705.28 = 10,558,944/x
3. Step 3: Cross multiply
   42,471,648x = 63,707,705.28 × 10,558,944
4. Step 4: Simplify right side
   42,471,648x = 672,686,092,420,024.38
5. Step 5: Solve for x
   x = 672,686,092,420,024.38/42,471,648
6. Step 6: Final answer
   x = 15,838,474.00