Finding the Fourth Proportional to 98,904.96, 148,381.72 and 28,784.88

Step by Step Solution

1. Step 1: Write the proportion equation
   98,904.96 : 148,381.72 = 28,784.88 : x
2. Step 2: Convert to fraction form
   98,904.96/148,381.72 = 28,784.88/x
3. Step 3: Cross multiply
   98,904.96x = 148,381.72 × 28,784.88
4. Step 4: Simplify right side
   98,904.96x = 4,271,150,004.39
5. Step 5: Solve for x
   x = 4,271,150,004.39/98,904.96
6. Step 6: Final answer
   x = 43,184.39