Finding the Fourth Proportional to 102,918.66, 154,389.34 and 32,781.84

Step by Step Solution

1. Step 1: Write the proportion equation
   102,918.66 : 154,389.34 = 32,781.84 : x
2. Step 2: Convert to fraction form
   102,918.66/154,389.34 = 32,781.84/x
3. Step 3: Cross multiply
   102,918.66x = 154,389.34 × 32,781.84
4. Step 4: Simplify right side
   102,918.66x = 5,061,166,641.59
5. Step 5: Solve for x
   x = 5,061,166,641.59/102,918.66
6. Step 6: Final answer
   x = 49,176.38