Finding the Fourth Proportional to 66,492.82, 99,659.89 and 30,906.06

Step by Step Solution

1. Step 1: Write the proportion equation
   66,492.82 : 99,659.89 = 30,906.06 : x
2. Step 2: Convert to fraction form
   66,492.82/99,659.89 = 30,906.06/x
3. Step 3: Cross multiply
   66,492.82x = 99,659.89 × 30,906.06
4. Step 4: Simplify right side
   66,492.82x = 3,080,094,539.93
5. Step 5: Solve for x
   x = 3,080,094,539.93/66,492.82
6. Step 6: Final answer
   x = 46,322.21