Finding the Fourth Proportional to 22,221,649.98, 30,667,068.27 and 12,431,510.28

Step by Step Solution

1. Step 1: Write the proportion equation
   22,221,649.98 : 30,667,068.27 = 12,431,510.28 : x
2. Step 2: Convert to fraction form
   22,221,649.98/30,667,068.27 = 12,431,510.28/x
3. Step 3: Cross multiply
   22,221,649.98x = 30,667,068.27 × 12,431,510.28
4. Step 4: Simplify right side
   22,221,649.98x = 381,237,974,455,966.81
5. Step 5: Solve for x
   x = 381,237,974,455,966.81/22,221,649.98
6. Step 6: Final answer
   x = 17,156,150.64