Finding the Fourth Proportional to 12,897.51, 19,352.93 and 5,499.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,897.51 : 19,352.93 = 5,499.98 : x
2. Step 2: Convert to fraction form
   12,897.51/19,352.93 = 5,499.98/x
3. Step 3: Cross multiply
   12,897.51x = 19,352.93 × 5,499.98
4. Step 4: Simplify right side
   12,897.51x = 106,440,748.82
5. Step 5: Solve for x
   x = 106,440,748.82/12,897.51
6. Step 6: Final answer
   x = 8,252.81