Finding the Fourth Proportional to 22,471,820.84, 31,011,112.27 and 12,158,543.93

Step by Step Solution

1. Step 1: Write the proportion equation
   22,471,820.84 : 31,011,112.27 = 12,158,543.93 : x
2. Step 2: Convert to fraction form
   22,471,820.84/31,011,112.27 = 12,158,543.93/x
3. Step 3: Cross multiply
   22,471,820.84x = 31,011,112.27 × 12,158,543.93
4. Step 4: Simplify right side
   22,471,820.84x = 377,049,970,852,957
5. Step 5: Solve for x
   x = 377,049,970,852,957/22,471,820.84
6. Step 6: Final answer
   x = 16,778,790.36