Finding the Fourth Proportional to 35,061,824.72, 48,390,124.20 and 20,176,842.80

Step by Step Solution

1. Step 1: Write the proportion equation
   35,061,824.72 : 48,390,124.20 = 20,176,842.80 : x
2. Step 2: Convert to fraction form
   35,061,824.72/48,390,124.20 = 20,176,842.80/x
3. Step 3: Cross multiply
   35,061,824.72x = 48,390,124.20 × 20,176,842.80
4. Step 4: Simplify right side
   35,061,824.72x = 976,359,929,055,875.88
5. Step 5: Solve for x
   x = 976,359,929,055,875.88/35,061,824.72
6. Step 6: Final answer
   x = 27,846,808.80