Finding the Fourth Proportional to 55,182,492.76, 82,770,987.58 and 20,636,354.76

Step by Step Solution

1. Step 1: Write the proportion equation
   55,182,492.76 : 82,770,987.58 = 20,636,354.76 : x
2. Step 2: Convert to fraction form
   55,182,492.76/82,770,987.58 = 20,636,354.76/x
3. Step 3: Cross multiply
   55,182,492.76x = 82,770,987.58 × 20,636,354.76
4. Step 4: Simplify right side
   55,182,492.76x = 1,708,091,463,536,434
5. Step 5: Solve for x
   x = 1,708,091,463,536,434/55,182,492.76
6. Step 6: Final answer
   x = 30,953,503.15