Finding the Fourth Proportional to 9,829,543.83, 13,564,833.42 and 5,478,905.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,829,543.83 : 13,564,833.42 = 5,478,905.98 : x
2. Step 2: Convert to fraction form
   9,829,543.83/13,564,833.42 = 5,478,905.98/x
3. Step 3: Cross multiply
   9,829,543.83x = 13,564,833.42 × 5,478,905.98
4. Step 4: Simplify right side
   9,829,543.83x = 74,320,446,942,541.86
5. Step 5: Solve for x
   x = 74,320,446,942,541.86/9,829,543.83
6. Step 6: Final answer
   x = 7,560,925.33