Finding the Fourth Proportional to 9,072,834.96, 12,520,365.57 and 4,942,915.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,072,834.96 : 12,520,365.57 = 4,942,915.50 : x
2. Step 2: Convert to fraction form
   9,072,834.96/12,520,365.57 = 4,942,915.50/x
3. Step 3: Cross multiply
   9,072,834.96x = 12,520,365.57 × 4,942,915.50
4. Step 4: Simplify right side
   9,072,834.96x = 61,887,109,041,619.34
5. Step 5: Solve for x
   x = 61,887,109,041,619.34/9,072,834.96
6. Step 6: Final answer
   x = 6,821,143.48