Finding the Fourth Proportional to 71,819,311.36, 99,111,279.12 and 40,881,469.92

Step by Step Solution

1. Step 1: Write the proportion equation
   71,819,311.36 : 99,111,279.12 = 40,881,469.92 : x
2. Step 2: Convert to fraction form
   71,819,311.36/99,111,279.12 = 40,881,469.92/x
3. Step 3: Cross multiply
   71,819,311.36x = 99,111,279.12 × 40,881,469.92
4. Step 4: Simplify right side
   71,819,311.36x = 4,051,814,776,077,004.50
5. Step 5: Solve for x
   x = 4,051,814,776,077,004.50/71,819,311.36
6. Step 6: Final answer
   x = 56,416,786.79