Finding the Fourth Proportional to 77,648.37, 107,151.30 and 47,484.24

Step by Step Solution

1. Step 1: Write the proportion equation
   77,648.37 : 107,151.30 = 47,484.24 : x
2. Step 2: Convert to fraction form
   77,648.37/107,151.30 = 47,484.24/x
3. Step 3: Cross multiply
   77,648.37x = 107,151.30 × 47,484.24
4. Step 4: Simplify right side
   77,648.37x = 5,087,998,045.51
5. Step 5: Solve for x
   x = 5,087,998,045.51/77,648.37
6. Step 6: Final answer
   x = 65,526.14