Finding the Fourth Proportional to 21,059,448.48, 31,591,100.52 and 5,913,277.92

Step by Step Solution

1. Step 1: Write the proportion equation
   21,059,448.48 : 31,591,100.52 = 5,913,277.92 : x
2. Step 2: Convert to fraction form
   21,059,448.48/31,591,100.52 = 5,913,277.92/x
3. Step 3: Cross multiply
   21,059,448.48x = 31,591,100.52 × 5,913,277.92
4. Step 4: Simplify right side
   21,059,448.48x = 186,806,957,173,416.50
5. Step 5: Solve for x
   x = 186,806,957,173,416.50/21,059,448.48
6. Step 6: Final answer
   x = 8,870,458.19