Finding the Fourth Proportional to 93,089.94, 128,460.42 and 50,648.46

Step by Step Solution

1. Step 1: Write the proportion equation
   93,089.94 : 128,460.42 = 50,648.46 : x
2. Step 2: Convert to fraction form
   93,089.94/128,460.42 = 50,648.46/x
3. Step 3: Cross multiply
   93,089.94x = 128,460.42 × 50,648.46
4. Step 4: Simplify right side
   93,089.94x = 6,506,322,443.95
5. Step 5: Solve for x
   x = 6,506,322,443.95/93,089.94
6. Step 6: Final answer
   x = 69,892.86