Finding the Fourth Proportional to 49,049,429.52, 67,688,231.40 and 28,434,825.84

Step by Step Solution

1. Step 1: Write the proportion equation
   49,049,429.52 : 67,688,231.40 = 28,434,825.84 : x
2. Step 2: Convert to fraction form
   49,049,429.52/67,688,231.40 = 28,434,825.84/x
3. Step 3: Cross multiply
   49,049,429.52x = 67,688,231.40 × 28,434,825.84
4. Step 4: Simplify right side
   49,049,429.52x = 1,924,703,071,276,619.50
5. Step 5: Solve for x
   x = 1,924,703,071,276,619.50/49,049,429.52
6. Step 6: Final answer
   x = 39,240,070.48