Finding the Fourth Proportional to 13,156,726.89, 19,738,453.86 and 5,067,531.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,156,726.89 : 19,738,453.86 = 5,067,531.48 : x
2. Step 2: Convert to fraction form
   13,156,726.89/19,738,453.86 = 5,067,531.48/x
3. Step 3: Cross multiply
   13,156,726.89x = 19,738,453.86 × 5,067,531.48
4. Step 4: Simplify right side
   13,156,726.89x = 100,025,236,302,077.52
5. Step 5: Solve for x
   x = 100,025,236,302,077.52/13,156,726.89
6. Step 6: Final answer
   x = 7,602,592.74