Finding the Fourth Proportional to 2,778,861.42, 3,834,746.28 and 1,538,526.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,778,861.42 : 3,834,746.28 = 1,538,526.98 : x
2. Step 2: Convert to fraction form
   2,778,861.42/3,834,746.28 = 1,538,526.98/x
3. Step 3: Cross multiply
   2,778,861.42x = 3,834,746.28 × 1,538,526.98
4. Step 4: Simplify right side
   2,778,861.42x = 5,899,860,622,821.50
5. Step 5: Solve for x
   x = 5,899,860,622,821.50/2,778,861.42
6. Step 6: Final answer
   x = 2,123,121.57