Finding the Fourth Proportional to 142,897.85, 197,036.43 and 116,973.93

Step by Step Solution

1. Step 1: Write the proportion equation
   142,897.85 : 197,036.43 = 116,973.93 : x
2. Step 2: Convert to fraction form
   142,897.85/197,036.43 = 116,973.93/x
3. Step 3: Cross multiply
   142,897.85x = 197,036.43 × 116,973.93
4. Step 4: Simplify right side
   142,897.85x = 23,048,125,870.50
5. Step 5: Solve for x
   x = 23,048,125,870.50/142,897.85
6. Step 6: Final answer
   x = 161,290.92