Finding the Fourth Proportional to 35,428.72, 48,889.84 and 19,510.16

Step by Step Solution

1. Step 1: Write the proportion equation
   35,428.72 : 48,889.84 = 19,510.16 : x
2. Step 2: Convert to fraction form
   35,428.72/48,889.84 = 19,510.16/x
3. Step 3: Cross multiply
   35,428.72x = 48,889.84 × 19,510.16
4. Step 4: Simplify right side
   35,428.72x = 953,848,600.77
5. Step 5: Solve for x
   x = 953,848,600.77/35,428.72
6. Step 6: Final answer
   x = 26,923.03