Finding the Fourth Proportional to 19,985,113, 29,978,498.94 and 5,801,689

Step by Step Solution

1. Step 1: Write the proportion equation
   19,985,113 : 29,978,498.94 = 5,801,689 : x
2. Step 2: Convert to fraction form
   19,985,113/29,978,498.94 = 5,801,689/x
3. Step 3: Cross multiply
   19,985,113x = 29,978,498.94 × 5,801,689
4. Step 4: Simplify right side
   19,985,113x = 173,925,927,536,709.66
5. Step 5: Solve for x
   x = 173,925,927,536,709.66/19,985,113
6. Step 6: Final answer
   x = 8,702,774.29