Finding the Fourth Proportional to 93,309,233.07, 139,958,618.22 and 28,612,860.96

Step by Step Solution

1. Step 1: Write the proportion equation
   93,309,233.07 : 139,958,618.22 = 28,612,860.96 : x
2. Step 2: Convert to fraction form
   93,309,233.07/139,958,618.22 = 28,612,860.96/x
3. Step 3: Cross multiply
   93,309,233.07x = 139,958,618.22 × 28,612,860.96
4. Step 4: Simplify right side
   93,309,233.07x = 4,004,616,483,282,583
5. Step 5: Solve for x
   x = 4,004,616,483,282,583/93,309,233.07
6. Step 6: Final answer
   x = 42,917,687.26