Finding the Fourth Proportional to 57,900,906.84, 86,854,153.42 and 19,038,498.42

Step by Step Solution

1. Step 1: Write the proportion equation
   57,900,906.84 : 86,854,153.42 = 19,038,498.42 : x
2. Step 2: Convert to fraction form
   57,900,906.84/86,854,153.42 = 19,038,498.42/x
3. Step 3: Cross multiply
   57,900,906.84x = 86,854,153.42 × 19,038,498.42
4. Step 4: Simplify right side
   57,900,906.84x = 1,653,572,662,657,107.75
5. Step 5: Solve for x
   x = 1,653,572,662,657,107.75/57,900,906.84
6. Step 6: Final answer
   x = 28,558,666.05