Finding the Fourth Proportional to 22,112,369.04, 30,513,728.74 and 12,188,817.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,112,369.04 : 30,513,728.74 = 12,188,817.72 : x
2. Step 2: Convert to fraction form
   22,112,369.04/30,513,728.74 = 12,188,817.72/x
3. Step 3: Cross multiply
   22,112,369.04x = 30,513,728.74 × 12,188,817.72
4. Step 4: Simplify right side
   22,112,369.04x = 371,926,277,569,385.25
5. Step 5: Solve for x
   x = 371,926,277,569,385.25/22,112,369.04
6. Step 6: Final answer
   x = 16,819,829.52