Finding the Fourth Proportional to 116,322,799.76, 160,526,440.68 and 64,111,969.04

Step by Step Solution

1. Step 1: Write the proportion equation
   116,322,799.76 : 160,526,440.68 = 64,111,969.04 : x
2. Step 2: Convert to fraction form
   116,322,799.76/160,526,440.68 = 64,111,969.04/x
3. Step 3: Cross multiply
   116,322,799.76x = 160,526,440.68 × 64,111,969.04
4. Step 4: Simplify right side
   116,322,799.76x = 10,291,666,194,977,556
5. Step 5: Solve for x
   x = 10,291,666,194,977,556/116,322,799.76
6. Step 6: Final answer
   x = 88,475,055.76