Finding the Fourth Proportional to 102,054.63, 153,084.83 and 28,182.63

Step by Step Solution

1. Step 1: Write the proportion equation
   102,054.63 : 153,084.83 = 28,182.63 : x
2. Step 2: Convert to fraction form
   102,054.63/153,084.83 = 28,182.63/x
3. Step 3: Cross multiply
   102,054.63x = 153,084.83 × 28,182.63
4. Step 4: Simplify right side
   102,054.63x = 4,314,333,122.50
5. Step 5: Solve for x
   x = 4,314,333,122.50/102,054.63
6. Step 6: Final answer
   x = 42,274.74