Finding the Fourth Proportional to 106,892.81, 160,364.17 and 30,992.93

Step by Step Solution

1. Step 1: Write the proportion equation
   106,892.81 : 160,364.17 = 30,992.93 : x
2. Step 2: Convert to fraction form
   106,892.81/160,364.17 = 30,992.93/x
3. Step 3: Cross multiply
   106,892.81x = 160,364.17 × 30,992.93
4. Step 4: Simplify right side
   106,892.81x = 4,970,156,061.32
5. Step 5: Solve for x
   x = 4,970,156,061.32/106,892.81
6. Step 6: Final answer
   x = 46,496.64