Finding the Fourth Proportional to 59,470,343.41, 81,916,160.61 and 42,036,716.65

Step by Step Solution

1. Step 1: Write the proportion equation
   59,470,343.41 : 81,916,160.61 = 42,036,716.65 : x
2. Step 2: Convert to fraction form
   59,470,343.41/81,916,160.61 = 42,036,716.65/x
3. Step 3: Cross multiply
   59,470,343.41x = 81,916,160.61 × 42,036,716.65
4. Step 4: Simplify right side
   59,470,343.41x = 3,443,486,432,618,461
5. Step 5: Solve for x
   x = 3,443,486,432,618,461/59,470,343.41
6. Step 6: Final answer
   x = 57,902,581.95