Finding the Fourth Proportional to 6,978,445.88, 10,468,168.38 and 1,860,848.87

Step by Step Solution

1. Step 1: Write the proportion equation
   6,978,445.88 : 10,468,168.38 = 1,860,848.87 : x
2. Step 2: Convert to fraction form
   6,978,445.88/10,468,168.38 = 1,860,848.87/x
3. Step 3: Cross multiply
   6,978,445.88x = 10,468,168.38 × 1,860,848.87
4. Step 4: Simplify right side
   6,978,445.88x = 19,479,679,248,551.89
5. Step 5: Solve for x
   x = 19,479,679,248,551.89/6,978,445.88
6. Step 6: Final answer
   x = 2,791,406.51