Finding the Fourth Proportional to 89,444,226, 123,931,071.57 and 87,507,123.57

Step by Step Solution

1. Step 1: Write the proportion equation
   89,444,226 : 123,931,071.57 = 87,507,123.57 : x
2. Step 2: Convert to fraction form
   89,444,226/123,931,071.57 = 87,507,123.57/x
3. Step 3: Cross multiply
   89,444,226x = 123,931,071.57 × 87,507,123.57
4. Step 4: Simplify right side
   89,444,226x = 10,844,851,594,038,502
5. Step 5: Solve for x
   x = 10,844,851,594,038,502/89,444,226
6. Step 6: Final answer
   x = 121,247,084.12