Finding the Fourth Proportional to 13,097,611.73, 19,649,362.82 and 3,998,948.15

Step by Step Solution

1. Step 1: Write the proportion equation
   13,097,611.73 : 19,649,362.82 = 3,998,948.15 : x
2. Step 2: Convert to fraction form
   13,097,611.73/19,649,362.82 = 3,998,948.15/x
3. Step 3: Cross multiply
   13,097,611.73x = 19,649,362.82 × 3,998,948.15
4. Step 4: Simplify right side
   13,097,611.73x = 78,576,782,979,476.23
5. Step 5: Solve for x
   x = 78,576,782,979,476.23/13,097,611.73
6. Step 6: Final answer
   x = 5,999,321.45