Finding the Fourth Proportional to 13,530,493.99, 20,298,726.24 and 3,946,622.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,530,493.99 : 20,298,726.24 = 3,946,622.59 : x
2. Step 2: Convert to fraction form
   13,530,493.99/20,298,726.24 = 3,946,622.59/x
3. Step 3: Cross multiply
   13,530,493.99x = 20,298,726.24 × 3,946,622.59
4. Step 4: Simplify right side
   13,530,493.99x = 80,111,411,527,009.75
5. Step 5: Solve for x
   x = 80,111,411,527,009.75/13,530,493.99
6. Step 6: Final answer
   x = 5,920,804.63