Finding the Fourth Proportional to 55,124,980.56, 82,699,928.06 and 18,236,784.01

Step by Step Solution

1. Step 1: Write the proportion equation
   55,124,980.56 : 82,699,928.06 = 18,236,784.01 : x
2. Step 2: Convert to fraction form
   55,124,980.56/82,699,928.06 = 18,236,784.01/x
3. Step 3: Cross multiply
   55,124,980.56x = 82,699,928.06 × 18,236,784.01
4. Step 4: Simplify right side
   55,124,980.56x = 1,508,180,725,672,758.50
5. Step 5: Solve for x
   x = 1,508,180,725,672,758.50/55,124,980.56
6. Step 6: Final answer
   x = 27,359,297.19