Finding the Fourth Proportional to 12,748,592.38, 19,126,626.72 and 4,112,519.80

Step by Step Solution

1. Step 1: Write the proportion equation
   12,748,592.38 : 19,126,626.72 = 4,112,519.80 : x
2. Step 2: Convert to fraction form
   12,748,592.38/19,126,626.72 = 4,112,519.80/x
3. Step 3: Cross multiply
   12,748,592.38x = 19,126,626.72 × 4,112,519.80
4. Step 4: Simplify right side
   12,748,592.38x = 78,658,631,093,209.05
5. Step 5: Solve for x
   x = 78,658,631,093,209.05/12,748,592.38
6. Step 6: Final answer
   x = 6,169,985.58