Finding the Fourth Proportional to 116,561.99, 174,842.42 and 100,718.81

Step by Step Solution

1. Step 1: Write the proportion equation
   116,561.99 : 174,842.42 = 100,718.81 : x
2. Step 2: Convert to fraction form
   116,561.99/174,842.42 = 100,718.81/x
3. Step 3: Cross multiply
   116,561.99x = 174,842.42 × 100,718.81
4. Step 4: Simplify right side
   116,561.99x = 17,609,919,757.77
5. Step 5: Solve for x
   x = 17,609,919,757.77/116,561.99
6. Step 6: Final answer
   x = 151,077.72