Finding the Fourth Proportional to 61,388, 84,719.72 and 34,533.08

Step by Step Solution

1. Step 1: Write the proportion equation
   61,388 : 84,719.72 = 34,533.08 : x
2. Step 2: Convert to fraction form
   61,388/84,719.72 = 34,533.08/x
3. Step 3: Cross multiply
   61,388x = 84,719.72 × 34,533.08
4. Step 4: Simplify right side
   61,388x = 2,925,632,868.34
5. Step 5: Solve for x
   x = 2,925,632,868.34/61,388
6. Step 6: Final answer
   x = 47,658.06