Finding the Fourth Proportional to 134,498.10, 201,747.15 and 99,506.10

Step by Step Solution

1. Step 1: Write the proportion equation
   134,498.10 : 201,747.15 = 99,506.10 : x
2. Step 2: Convert to fraction form
   134,498.10/201,747.15 = 99,506.10/x
3. Step 3: Cross multiply
   134,498.10x = 201,747.15 × 99,506.10
4. Step 4: Simplify right side
   134,498.10x = 20,075,072,082.62
5. Step 5: Solve for x
   x = 20,075,072,082.62/134,498.10
6. Step 6: Final answer
   x = 149,259.15