Finding the Fourth Proportional to 103,159.90, 154,688.82 and 33,030.10

Step by Step Solution

1. Step 1: Write the proportion equation
   103,159.90 : 154,688.82 = 33,030.10 : x
2. Step 2: Convert to fraction form
   103,159.90/154,688.82 = 33,030.10/x
3. Step 3: Cross multiply
   103,159.90x = 154,688.82 × 33,030.10
4. Step 4: Simplify right side
   103,159.90x = 5,109,387,193.48
5. Step 5: Solve for x
   x = 5,109,387,193.48/103,159.90
6. Step 6: Final answer
   x = 49,528.81