Finding the Fourth Proportional to 85,943,522, 128,918,840.52 and 25,359,248

Step by Step Solution

1. Step 1: Write the proportion equation
   85,943,522 : 128,918,840.52 = 25,359,248 : x
2. Step 2: Convert to fraction form
   85,943,522/128,918,840.52 = 25,359,248/x
3. Step 3: Cross multiply
   85,943,522x = 128,918,840.52 × 25,359,248
4. Step 4: Simplify right side
   85,943,522x = 3,269,284,848,619,129
5. Step 5: Solve for x
   x = 3,269,284,848,619,129/85,943,522
6. Step 6: Final answer
   x = 38,039,921.71