Finding the Fourth Proportional to 57,900,900.84, 86,854,144.41 and 19,038,492.42

Step by Step Solution

1. Step 1: Write the proportion equation
   57,900,900.84 : 86,854,144.41 = 19,038,492.42 : x
2. Step 2: Convert to fraction form
   57,900,900.84/86,854,144.41 = 19,038,492.42/x
3. Step 3: Cross multiply
   57,900,900.84x = 86,854,144.41 × 19,038,492.42
4. Step 4: Simplify right side
   57,900,900.84x = 1,653,571,969,995,370.50
5. Step 5: Solve for x
   x = 1,653,571,969,995,370.50/57,900,900.84
6. Step 6: Final answer
   x = 28,558,657.05