Finding the Fourth Proportional to 112,820,405.04, 169,230,663.56 and 74,472,956.72

Step by Step Solution

1. Step 1: Write the proportion equation
   112,820,405.04 : 169,230,663.56 = 74,472,956.72 : x
2. Step 2: Convert to fraction form
   112,820,405.04/169,230,663.56 = 74,472,956.72/x
3. Step 3: Cross multiply
   112,820,405.04x = 169,230,663.56 × 74,472,956.72
4. Step 4: Simplify right side
   112,820,405.04x = 12,603,107,883,000,762
5. Step 5: Solve for x
   x = 12,603,107,883,000,762/112,820,405.04
6. Step 6: Final answer
   x = 111,709,472.05