Finding the Fourth Proportional to 89,212,875.34, 133,819,128.60 and 50,333,678.06

Step by Step Solution

1. Step 1: Write the proportion equation
   89,212,875.34 : 133,819,128.60 = 50,333,678.06 : x
2. Step 2: Convert to fraction form
   89,212,875.34/133,819,128.60 = 50,333,678.06/x
3. Step 3: Cross multiply
   89,212,875.34x = 133,819,128.60 × 50,333,678.06
4. Step 4: Simplify right side
   89,212,875.34x = 6,735,608,937,222,139
5. Step 5: Solve for x
   x = 6,735,608,937,222,139/89,212,875.34
6. Step 6: Final answer
   x = 75,500,413.05