Finding the Fourth Proportional to 77,606.34, 116,431 and 30,892.02

Step by Step Solution

1. Step 1: Write the proportion equation
   77,606.34 : 116,431 = 30,892.02 : x
2. Step 2: Convert to fraction form
   77,606.34/116,431 = 30,892.02/x
3. Step 3: Cross multiply
   77,606.34x = 116,431 × 30,892.02
4. Step 4: Simplify right side
   77,606.34x = 3,596,788,780.62
5. Step 5: Solve for x
   x = 3,596,788,780.62/77,606.34
6. Step 6: Final answer
   x = 46,346.58